Leaves fall off from branches in winter due to

English

Gujarati

Hindi

5.Morphology of Flowering Plants

normal

Leaves fall off from branches in winter due to

A

Formation of abscission layer

B

Shortening of day length

C

Fall in temperature

D

All the above

Solution

(a) Abscission layer is made up of two layers of cambium like cells.

Cells of these layers are smaller and contain more of protoplasm and starch.

Standard 11

Biology

Share

Similar Questions

Imparipinnate leaf is the one where

normal

Which of the following two are the resultant of stipule modifications?

$I$.Spines in Ziziphus. $II$.Tendrils in Smilax $III$.Tendrils in Nepenthes.

$IV$.Spines in Argemone. $V$.Thorns in Bougainvellea.

normal

In orchids which of the following types of roots are found

normal

Epiphytic roots occur in

normal

Runner is

normal